Expected mime type application/octet-stream but got text/html

最新推荐文章于 2020-04-06 22:05:39 发布
最新推荐文章于 2020-04-06 22:05:39 发布
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分类专栏： solr 文章标签： solr异常
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本文链接：https://blog.youkuaiyun.com/weixin_41758407/article/details/89320839
本文解析了一个常见的Solr异常：在期望获取application/octet-stream类型数据时，却收到了text/html类型的数据。异常的原因通常在于Solr地址配置错误，如多输入了“#”符号，或者指定的core（例如collection1）名称不正确。

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异常：Expected mime type application/octet-stream but got text/html

原因：solr地址多了个“#”。存储的core（collection1）写不对也会报这个错。

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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ nginx配置文件 user zceo; worker_processes auto; error_log /data/openresty/logs/error.log; pid /apps/openresty/run/nginx.pid; events { worker_connections 10240; } http { server_tokens off; include mime.types; default_type application/octet-stream; log_format main '$remote_addr - $remote_user [$time_local] "$request" ' '$status $body_bytes_sent "$http_referer" ' '"$http_user_agent" | $http_accept | "$http_x_forwarded_for" | $host | ' '$request_time | $request_length | $upstream_addr | $upstream_status | $upstream_response_time | ' '$connection | $connection_requests '; access_log /data/openresty/logs/access.log main; sendfile on; tcp_nopush on; keepalive_timeout 65; gzip on; gzip_min_length 1k; gzip_buffers 4 16k; #gzip_http_version 1.0; gzip_comp_level 3; gzip_types text/plain application/javascript application/x-javascript text/css application/xml text/javascript; gzip_vary on; gzip_disable "MSIE [1-6]\."; gzip_proxied any; # 指定服务器名称hash表的框大小 server_names_hash_bucket_size 512; # header头缓冲区大小，cookie内容较大时可加大 client_header_buffer_size 3072k; large_client_header_buffers 8 3072k; #设置允许发布内容为8M client_max_body_size 500M; client_body_buffer_size 3072k; # websocket配置 map $http_upgrade $connection_upgrade { default upgrade; '' close; } #获取真实请求IP map $http_x_forwarded_for $clientRealIp { "" $remote_addr; ~^(?P<firstAddr>[0-9\.]+),?.*$ $firstAddr; } map $http_user_agent $root_path { default /data/vue/bsp-workbenches-web; # 默认是 PC "~*Mobile" /data/vue/bsp-workbenches-h5; # 如果是移动设备，设置为 h5 路径 "~*Android" /data/vue/bsp-workbenches-h5; "~*iPhone" /data/vue/bsp-workbenches-h5; "~*iPad" /data/vue/bsp-workbenches-h5; "~*Windows Phone" /data/vue/bsp-workbenches-h5; } map $http_origin $cors_origin { default ""; ~^http?://(localhost|127\.0\.0\.1)(:\d+)?$ $http_origin; ~^https?://(.*\.)?gboss\.tech(?::\d+)?$ $http_origin; ~^https?://(.*\.)?ceboss\.cn(?::\d+)?$ $http_origin; ~^https?://(.*\.)?gmarketing\.cn(?::\d+)?$ $http_origin; } include vhosts/upstream.config; include vhosts/server.config; include vhosts/localhost.config; } ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vhosts/upstream.config内容 upstream tsdasdaweb { server xxx.xxx.xxx.xxx:8080; keepalive 2000; } upstream csadasdweb { server xxx.xx.xxx.xxx:80; keepalive 2000; } ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vhosts/server.config内容 多个下面类似配置 server { listen 80; server_name test-resource.gmarketing.tech; access_log /data/openresty/logs/access-test-resource.log main; error_log /data/openresty/logs/error-test-resource.log error; include /apps/openresty/nginx/conf/vhosts/test-resource-location.conf; } ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vhosts/localhost.config内容： server { listen 80; server_name 127.0.0.1; location /ssadas { stub_status on; } location ^~ /csasdasdweb/ { proxy_pass http://asdasdadweb; include /apps/openresty/nginx/conf/vhosts/common-proxy.conf; } } ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ test-resource-location.conf内容 location ^~ /file-api/ { proxy_pass http://file-api/; include /apps/openresty/nginx/conf/vhosts/common-x-form.conf; include /apps/openresty/nginx/conf/vhosts/common-proxy.conf; } location /file { include /apps/openresty/nginx/conf/vhosts/file-from.conf; alias /data/share/files/; } location /robots.txt { alias /data/vue/robots/robots.txt; add_header Content-Type text/plain; } ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /apps/openresty/nginx/conf/vhosts/common-x-form.conf内容 add_header Content-Security-Policy "frame-ancestors https://*.ceboss.cn https://*.gmarketing.tech https://*.gboss.tech;"; ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /apps/openresty/nginx/conf/vhosts/common-proxy.conf内容 proxy_redirect off; proxy_set_header Host $host; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_connect_timeout 6000; proxy_read_timeout 6000; proxy_send_timeout 6000; proxy_buffer_size 3072k; proxy_buffers 16 3072k; proxy_busy_buffers_size 3072k; proxy_http_version 1.1; proxy_set_header Connection "Keep-Alive"; ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /apps/openresty/nginx/conf/vhosts/file-from.conf内容 # CORS 配置 if ($http_origin ~* (https?://([^/]+\.)?(gmarketing\.tech|gboss\.tech|ceboss\.cn)(:\d+)?$)) { set $cors "true"; } if ($http_origin ~* (http?://([^/]+\.)?(gmarketing\.tech|gboss\.tech|ceboss\.cn|localhost:5173|localhost|localhost:5177)(:\d+)?$)) { set $cors "true"; } # 处理 .tiff 文件的 CORS 头 location ~* \.tiff$ { if ($cors = "true") { add_header 'Access-Control-Allow-Origin' "$http_origin" always; add_header 'Access-Control-Allow-Methods' 'GET, OPTIONS' always; add_header 'Access-Control-Allow-Headers' 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range' always; add_header 'Access-Control-Expose-Headers' 'Content-Length,Content-Range' always; add_header 'Access-Control-Allow-Credentials' 'true' always; } try_files $uri =404; } # 核心 CORS 头 add_header 'Access-Control-Allow-Origin' "$http_origin" always; add_header 'Access-Control-Allow-Methods' 'GET, OPTIONS' always; add_header 'Access-Control-Allow-Headers' 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range' always; add_header 'Access-Control-Expose-Headers' 'Content-Length,Content-Range' always; add_header 'Access-Control-Allow-Credentials' 'true' always; # 预检请求处理 if ($request_method = 'OPTIONS') { add_header 'Access-Control-Max-Age' 1728000; add_header 'Content-Type' 'text/plain; charset=utf-8'; add_header 'Content-Length' 0; return 204; } ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 后端页面文件代码： public class SecureUrlGenerator { /** * ??? Nginx secure_link ????? URL. * * @param uri ????????? (??: "/images/secret/document.jpg") * @param secretKey ? Nginx ?????????? * @param durationInSeconds ???????(?) * @return ?????? URL (????) */ public static String generate(String uri, String secretKey, int durationInSeconds) { try { // 1. ??????? (Unix apoch time in seconds) long expires = System.currentTimeMillis() / 1000 + durationInSeconds; // 2. ????????? // ????? Nginx ? secure_link_md5 ?????????? // ??: "$secure_link_expires$uri secret_key" String stringToSign = expires + uri + " " + secretKey; // 3. ?? MD5 ?? MessageDigest md = MessageDigest.getInstance("MD5"); byte[] md5Bytes = md.digest(stringToSign.getBytes(StandardCharsets.UTF_8)); // 4. ? MD5 ???? URL ??? Base64 ?? // Nginx ? secure_link ????????: // - ?? '-' ?? '+' // - ?? '_' ?? '/' // - ????? padding '=' // Java 8 ? Base64.getUrlEncoder().withoutPadding() ?????????? String signature = Base64.getUrlEncoder().withoutPadding().encodeToString(md5Bytes); // 5. ????? URL // ??: /path/to/resource?md5=<signature>&expires=<timestamp> return String.format("%s?sign=%s&t=%d", uri, signature, expires); } catch (NoSuchAlgorithmException e) { // ??????,?????????????????? e.printStackTrace(); throw new RuntimeException("MD5 apoch_time is not available.", e); } } /** * ???,??????? */ public static void main(String[] args) { // --- ???? --- https://pre-file.gmarketing.tech/file/sm9pS0sF6oK/20250611/2b2e90fca62e41b4a048b424dfb75234.jpg String resourceUri = "24Gy8U0OlRbQ/20250616/04fa62de6149b4d11e79fce3ac7638b4.jpg"; String mySecretKey = "q8xyMiuJJAomkrk"; // ????????,??Nginx???? int validDuration = 43200; // ?????12?? (43200?) // --- ???? URL --- String signedUrl = generate(resourceUri, mySecretKey, validDuration); // --- ???? --- System.out.println("?? URI: " + resourceUri); System.out.println("????? 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